Google Sheets is a free online spreadsheet editor that lets you create, edit and collaborate on spreadsheets anywhere with anyone!
You will be able to add new rows to a spreadsheet automatically after a new check-in in The Events Calendar, a LifterLMS course has been completed, even you are able to register your sales or refunds connecting them to WooCommerce or Easy Digital Downloads.
First, you need to connect AutomatorWP with Google Sheets through the add-on settings as explained here. After setup this connection, you are able to create automations using the Google Sheets add-on actions.
Also, you can check the automations samples page where you can see some samples of the possibilities of this add-on.